80139928

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{151}}^1\times {\mathrm{163}}^1$

素因数の和:368

約数の個数: 64

約数和(自身を含む): 170507520

約数和(自身を除く): 90367592

約数列:

[1, 2, 4, 8, 11, 22, 37, 44, 74, 88, 148, 151, 163, 296, 302, 326, 407, 604, 652, 814, 1208, 1304, 1628, 1661, 1793, 3256, 3322, 3586, 5587, 6031, 6644, 7172, 11174, 12062, 13288, 14344, 22348, 24124, 24613, 44696, 48248, 49226, 61457, 66341, 98452, 122914, 132682, 196904, 245828, 265364, 270743, 491656, 530728, 541486, 910681, 1082972, 1821362, 2165944, 3642724, 7285448, 10017491, 20034982, 40069964, 80139928]

約数ペア:

[(1, 80139928), (2, 40069964), (4, 20034982), (8, 10017491), (11, 7285448), (22, 3642724), (37, 2165944), (44, 1821362), (74, 1082972), (88, 910681), (148, 541486), (151, 530728), (163, 491656), (296, 270743), (302, 265364), (326, 245828), (407, 196904), (604, 132682), (652, 122914), (814, 98452), (1208, 66341), (1304, 61457), (1628, 49226), (1661, 48248), (1793, 44696), (3256, 24613), (3322, 24124), (3586, 22348), (5587, 14344), (6031, 13288), (6644, 12062), (7172, 11174)]